// 全局样式
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
body,
form,
fieldset,
input,
textarea,
blockquote,
p {
  padding: 0;
  margin: 0;
}
textarea {
  padding: 5px 11px;
  border: 1px solid #ccc;
}
textarea::placeholder {
  color: #ccc;
}
a {
  color: #000;
  text-decoration: none;
}
li {
  list-style-type: none;
}
img {
  vertical-align: top;
  border: 0;
}
ol,
ul {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

th,
td {
  padding: 0px;
}

body {
  font-size: 36px !important;
  // background-color: pink;
}

.class_mid {
  height: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-bottom: 1px solid #eee;
}
.nav{
  background-color: #b7d8f9 !important;
}